package apiDemo.arrayAdvance;

import java.util.Arrays;

/**
 * Arrays
 * 
 * toString
 * 
 * 快排
 * sort
 * 
 * 二分查找
 * binarySearch
 */

public class Demo03 {
  public static void main(String[] args) {
    int[] arr = { 2, 3, 4, 6, 7 };
    Arrays.sort(arr);
    System.out.println(Arrays.toString(arr));
  }
}
